From: Michał Narajowski Date: Mon, 19 Sep 2016 18:25:53 +0000 (+0200) Subject: Bluetooth: Factor appending EIR to separate helper X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=cde7a863d36a4a629c111f37edc2297d6b822a82;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git Bluetooth: Factor appending EIR to separate helper This will also be used for Extended Information Event handling. Signed-off-by: Michał Narajowski Signed-off-by: Szymon Janc Signed-off-by: Marcel Holtmann --- diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index 604c48142848..2b6fe10256b9 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -878,13 +878,32 @@ static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, return eir_len; } +static u16 append_eir_data_to_buf(struct hci_dev *hdev, u8 *eir) +{ + u16 eir_len = 0; + size_t name_len; + + if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) + eir_len = eir_append_data(eir, eir_len, EIR_CLASS_OF_DEV, + hdev->dev_class, 3); + + name_len = strlen(hdev->dev_name); + eir_len = eir_append_data(eir, eir_len, EIR_NAME_COMPLETE, + hdev->dev_name, name_len); + + name_len = strlen(hdev->short_name); + eir_len = eir_append_data(eir, eir_len, EIR_NAME_SHORT, + hdev->short_name, name_len); + + return eir_len; +} + static int read_ext_controller_info(struct sock *sk, struct hci_dev *hdev, void *data, u16 data_len) { char buf[512]; struct mgmt_rp_read_ext_info *rp = (void *)buf; - u16 eir_len = 0; - size_t name_len; + u16 eir_len; BT_DBG("sock %p %s", sk, hdev->name); @@ -900,18 +919,8 @@ static int read_ext_controller_info(struct sock *sk, struct hci_dev *hdev, rp->supported_settings = cpu_to_le32(get_supported_settings(hdev)); rp->current_settings = cpu_to_le32(get_current_settings(hdev)); - if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) - eir_len = eir_append_data(rp->eir, eir_len, EIR_CLASS_OF_DEV, - hdev->dev_class, 3); - - name_len = strlen(hdev->dev_name); - eir_len = eir_append_data(rp->eir, eir_len, EIR_NAME_COMPLETE, - hdev->dev_name, name_len); - - name_len = strlen(hdev->short_name); - eir_len = eir_append_data(rp->eir, eir_len, EIR_NAME_SHORT, - hdev->short_name, name_len); + eir_len = append_eir_data_to_buf(hdev, rp->eir); rp->eir_len = cpu_to_le16(eir_len); hci_dev_unlock(hdev);